Preliminary Local Climatological Data (WS Form F-6) Station: TWIN CITIES INTERNATIONAL Month: APR Year: 2000 Temperature in F : :Pcpn :Snow: Wind :Sunshine: Sky :Pk Wnd ===================================== Columns ================================= 1 2 3 4 5 6a 6b 7 8 9 10 11 12 13 14 15 16 17 18 Dy Max Min Avg Dep HDD CDD Wtr Snw Dpth Avg Spd Dir Min Psbl S-S Wx Spd Dr =============================================================================== 1 59 38 49 10 16 0 0.00 0.0 0 6.3 26 220 M M M 38 210 2 59 38 49 9 16 0 0.03 0.0 0 10.0 23 220 M M M 1 30 220 3 45 33 39 -1 26 0 T T 0 15.9 32 320 M M M 37 320 4 51 28 40 -1 25 0 0.00 0.0 0 10.9 23 320 M M M 28 340 5 69 38 54 13 11 0 0.01 0.0 0 18.0 45 280 M M M 8 59 280 6 51 35 43 1 22 0 0.00 0.0 0 14.7 38 290 M M M 52 300 7 39 29 34 -9 31 0 T T 0 15.0 25 30 M M M 38 20 8 53 24 39 -4 26 0 T 0.0 0 11.7 24 230 M M M 31 230 9 52 36 44 0 21 0 0.00 0.0 0 12.0 20 320 M M M 24 30 10 45 32 39 -5 26 0 0.02 0.1 0 9.8 20 90 M M M 1 24 90 11 45 32 39 -5 26 0 0.05 0.4 0 10.1 21 300 M M M 1 29 290 12 44 28 36 -9 29 0 0.10 0.8 0 10.1 23 130 M M M 1,2 29 130 13 63 39 51 6 14 0 0.00 0.0 0 8.5 23 130 M M M 29 130 14 62 35 49 3 16 0 0.00 0.0 0 12.1 23 10 M M M 8 31 10 15 37 33 35 -11 30 0 0.16 T 0 14.7 23 30 M M M 1,3 28 30 16 36 32 34 -13 31 0 0.05 0.0 0 13.7 22 50 M M M 1,8 25 40 17 44 33 39 -8 26 0 0.00 0.0 0 4.3 10 350 M M M 1,8 15 30 18 55 41 48 0 17 0 0.00 0.0 0 7.0 16 200 M M M 8,1 24 30 19 51 42 47 -1 18 0 0.36 0.0 0 16.7 26 80 M M M 8,1,3 36 90 20 42 32 37 -12 28 0 0.26 T 0 16.2 29 10 M M M 1 35 20 21 61 27 44 -5 21 0 0.00 0.0 0 5.0 12 320 M M M 22 20 22 78 37 58 8 7 0 0.00 0.0 0 7.7 17 90 M M M 22 10 23 69 48 59 9 6 0 0.00 0.0 0 12.8 22 100 M M M 28 70 24 70 41 56 6 9 0 0.00 0.0 0 4.7 18 100 M M M 24 70 25 71 47 59 8 6 0 0.00 0.0 0 5.9 13 130 M M M 17 120 26 74 49 62 11 3 0 0.00 0.0 0 7.2 18 290 M M M 21 300 27 72 52 62 10 3 0 0.02 0.0 0 7.8 20 290 M M M 24 10 28 64 42 53 1 12 0 0.00 0.0 0 14.7 25 20 M M M 32 30 29 63 38 51 -1 14 0 0.00 0.0 0 8.6 16 70 M M M 20 90 30 73 47 60 7 5 0 0.06 0.0 9.6 21 330 M M M 1 24 320 =============================================================================== Sm 1697 1106 541 0 1.12 1.3 321.7 M M =============================================================================== Av 56.6 36.9 10.7 Fastst Psbl % M Max(mph) Misc ----> 45 280 59 280 =============================================================================== Notes: # Last of several occurrences Column 17 Peak Wind in MPH Preliminary Local Climatological Data (WS Form F-6), Page 2 Station: TWIN CITIES INTERNATIONAL Month: APR Year: 2000 [Temperature Data] [Precipitation Data] SYMBOLS USED IN COLUMN 16 Average Monthly: 46.8 Total for month: 1.12 1 = FOG Dptr fm normal: 0.4 Dptr fm normal: -1.30 2 = FOG REDUCING VISIBILITY Highest: 78 on 22 Grtst 24 hr 0.38 on 19-20 TO 1/4 MILE OR LESS Lowest: 24 on 8 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS Total for month 1.3 In 5 = HAIL Grtst 24 hr 0.8 on 12 6 = GLAZE OR RIME Grtst depth: 0 on - 7 = BLOWING DUST OR SAND: VSBY 1/2 MILE OR LESS 8 = SMOKE OR HAZE [No. of days with] [Weather - days with] 9 = BLOWING SNOW X = TORNADO Max 32 or below: 0 0.01 inch or more: 11 Max 90 or above: 0 0.10 inch or more: 4 Min 32 or below: 9 0.50 inch or more: 0 Min 0 or below: 0 1.00 inch or more: 0 [HDD (Base 65)] Total this Mo. 541 Clear (scale 0-3): M Dptr fm normal -17 PtCldy (scale 4-7): M Seasonal total 6407 Cloudy (scale 8-10): M Dptr fm normal -1289 [CDD (Base 65)] Total this Mo. 0 Dptr fm normal 0 [Pressure Data] Seasonal total 0 Highest SLP: 30.54 on 12 Dptr fm normal 0 Lowest SLP: 29.25 on 5 =============================================================================== # = LAST OF SEVERAL OCCURRENCES